Marmatite from Turkestan
China | |
| Lianchang Zhang, Wenjiao Xiao, Kezhang Qin, Jinsheng Ji, and Xingke Yang (2004): International Journal of Earth Sciences 93, 224-240. |
| Yong Wang (2008): Xinjiang Nonferrous Metals 31(2), 15-17 |
| Lianhui Dong and Changlie Tian (2001): Geology and Resources 10(2), 85-90, 101 |
Tajikistan | |
| (1998) International strategic mineral issues summary report: tungsten. Circular 930-O. US Geological Survey doi:10.3133/cir930o |